Exchange M: (IFS) drive missing

I was contracted into a company and found that they are running Small Business Server 03 w/ exchange 03. Everything works fine, except OWA 03. After allot of research I found it was because there is no M: drive created or mapped. Is there a way to create this drive with out reinstalling Exchange? A repair or some tool or other option then reinstalling exchange?

I'll give this a shot Simon, after reading Microtech's information, I figured that my hunch was wrong. I'll let you know. Thanks for the article I've been searching for about 4 hours for something like that.

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After hours on line I found a solution which pointed to the inherited Active Directory permissions . You have to give/allow permissions to the "Exchange trusted subsystem" for the user in the Active Directory...

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